PDS up for nearly all MS - Insane STP
Posted by JAC on 4/27/2011, 12:50 pm



URGENT - IMMEDIATE BROADCAST REQUESTED
  TORNADO WATCH NUMBER 232
  NWS STORM PREDICTION CENTER NORMAN OK
  1105 AM CDT WED APR 27 2011
 
  THE NWS STORM PREDICTION CENTER HAS ISSUED A
  TORNADO WATCH FOR PORTIONS OF
 
         EXTREME SOUTHEAST ARKANSAS
         NORTHEAST LOUISIANA
         MUCH OF MISSISSIPPI
 
  EFFECTIVE THIS WEDNESDAY MORNING AND EVENING FROM 1105 AM UNTIL
  700 PM CDT.
 
  ...THIS IS A PARTICULARLY DANGEROUS SITUATION...
 
  DESTRUCTIVE TORNADOES...LARGE HAIL TO 4 INCHES IN DIAMETER...
  THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE
  POSSIBLE IN THESE AREAS.
 
  THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE
  MILES EAST AND WEST OF A LINE FROM 45 MILES EAST SOUTHEAST OF
  NATCHEZ MISSISSIPPI TO 50 MILES NORTH OF TUPELO MISSISSIPPI.  FOR
  A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
  OUTLINE UPDATE (WOUS64 KWNS WOU2).
 
  REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
  TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
  AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
  THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
  AND POSSIBLE WARNINGS.
 
  OTHER WATCH INFORMATION...CONTINUE...WW 229...WW 230...WW 231...
 
  DISCUSSION...A VERY VOLATILE SETUP IS DEVELOPING FOR PORTIONS OF MS
  LATER TODAY AS A MOIST AND VERY UNSTABLE AIR MASS RETURNS INTO AN
  AREA WITH IMPRESSIVE LOW LEVEL AND DEEP LAYER VERTICAL SHEAR
  PROFILES.  ACTIVITY IS CURRENTLY DEVELOPING OVER SOUTHEAST
  AR/NORTHEAST LA.  HOWEVER...IT APPEARS THE PRIMARY CONCERN WILL
  START BY EARLY AFTERNOON OVER CENTRAL/NORTHERN MS WHERE DISCRETE
  TORNADIC SUPERCELLS ARE LIKELY.  ALL PARAMETERS SUGGEST THAT
  STRONG/VIOLENT AND LONG-TRACK TORNADOES ARE POSSIBLE.  VERY LARGE
  HAIL AND WIDESPREAD DAMAGING WINDS ARE ALSO A CONCERN.
 
  AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
  SURFACE AND ALOFT TO 4 INCHES. EXTREME TURBULENCE AND SURFACE
  WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
  550. MEAN STORM MOTION VECTOR 25040.
 
 
  ...HART










40
In this thread:
High Risk today N AL, SE TN, N GA - JAC, 4/27/2011, 5:46 am
< Return to the front page of the: message board | monthly archive this page is in
Post A Reply
This thread has been archived and can no longer receive replies.